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Ontario Geological Survey
Permanent Link to this Record:
MDI52N02SE00066
| Record Name(s) | M. Colberg Prospect - 1953, Polkholm Property - 1957 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Prospect |
| Date Created | 1985-Jul-23 |
| Date Last Modified | 2022-Jun-29 |
| Created By | |
| Revised By |
Primary Commodities: Copper, Nickel, Zinc
Secondary Commodities: Gold, Platinum
Township or Area: Earngey
Latitude: 51° 4' 44.08" Longitude: -92° 32' 56.62"
UTM Zone: 15 Easting: 531588.44 Northing: 5658696.78 UTM Datum: NAD83
Resident Geologist District: Red Lake
NTS Grid: 52N02SE
Point Location Description: Precise
Location Method: Data Compilation
1955: M. Colberg - trenching. 1956-57: Campbell Island Mines and Explorations Ltd. - mapping, DD-22-1445 m, pitting
Province: Superior
Subprovince: Uchi
Terrane: North Caribou
Domain: Uchi
Belt: Red Lake
Geological Age: Archean
Metamorphism Type: Regional
Metamorphism Grade: Amphibolite
| Rock Type | Rank | Composition | Texture | Relationship | Pyroxenite | 1 | Pyroxenite | Serpentinized | Host |
|---|---|---|---|---|
| Intermediate Tuff | 2 | Tuff | Adjacent | |
| Terrigenous-Clastic-Unsubdivided | 3 | Clastic | Adjacent |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrite | Economic | Ore | ||||
| 2 | Pyrrhotite | Economic | Ore | ||||
| 3 | Pentlandite | Economic | Ore | ||||
| 4 | Chalcopyrite | Economic | Ore | ||||
| 5 | Violarite | Economic | Ore |
Nov 13, 2014 (A Wilson) - Chip samples collected in 1959 ranged from 1.08% Cu and 0.40% Zn over 5.5 m to 2.66% Cu and 0.39% Ni over 6.9 m. The best assay from the 1959 drilling returned 2.30% Cu and 0.20% Ni over 1.4 ft. Chip samples collected from trenches and pits at site in 1986 returned assays of 340 ppb Au, 2720 ppm Ni, 4780 ppm Cu and 100 ppb Pt.
File - Resident Geologist files AF RL 1957 Earngey #6
Publication Number: Date: 1996
Author:
Publisher Name:
Location: Red Lake RGP
File - Resident Geologist files AF RL 1987 Earngey #39
Publication Number: Date: 1996
Author:
Publisher Name:
Location: Red Lake RGP
Map - Earngey and Birkett townships, Kenora District
Publication Number: M2428 Scale: 1:31,680 Date: 1980
Author: Thurston P.C.
Publisher Name: Ontario Geological Survey
Location:
Mono - Copper, nickel, lead and zinc deposits of Ontario
Publication Number: MDC012 Page: 148-149 Date: 1969
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geology of the Earngey-Costello area, District of Kenora, Patricia Portion
Publication Number: R234 Page: 103-106 Date: 1985
Author: Thurston P.C.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Red Lake Resident Geologist District Office